74 	size_t chunk_len_bytes = spi_context_max_continuous_chunk(&data->ctx) * data->dfs;  in spi_esp32_transfer()
78 	size_t transfer_len_frames = transfer_len_bytes / data->dfs;  in spi_esp32_transfer()
82 	uint8_t dma_len_tx = MIN(ctx->tx_len * data->dfs, SPI_DMA_MAX_BUFFER_SIZE);  in spi_esp32_transfer()
83 	uint8_t dma_len_rx = MIN(ctx->rx_len * data->dfs, SPI_DMA_MAX_BUFFER_SIZE);  in spi_esp32_transfer()
132 	spi_context_update_tx(&data->ctx, data->dfs, transfer_len_frames);  in spi_esp32_transfer()
145 	spi_context_update_rx(&data->ctx, data->dfs, transfer_len_frames);  in spi_esp32_transfer()
410 	uint8_t dfs = SPI_WORD_SIZE_GET(spi_cfg->operation);  in spi_esp32_get_frame_size()  local
412 	dfs /= 8;  in spi_esp32_get_frame_size()
413 	if ((dfs == 0) || (dfs > 4)) {  in spi_esp32_get_frame_size()
415 		dfs = 1;  in spi_esp32_get_frame_size()
417 	return dfs;  in spi_esp32_get_frame_size()
443 	data->dfs = spi_esp32_get_frame_size(spi_cfg);  in transceive()
450 	spi_context_buffers_setup(&data->ctx, tx_bufs, rx_bufs, data->dfs);  in transceive()